Research on Sustainable Development of Historical and Cultural District in Tunxi Old Street of Huangshan with Micro-Regeneration Concept

As the most influential commercial port center of ancient Huizhou, Tunxi Old Street is an important material carrier Hui culture. In current optimization urban stock, it faced with problems such as decline regional culture and homogeneity spatial form. By combing historical evolution value characteristics Street, introducing concept microregeneration, exploring strategy micro-regeneration cultural districts, this paper realizes sustainable development district from three dimensions venation restoration, node space activation building shaping, which can provide reference for regeneration other districts.